The Dock Brief (1962)

The Dock Brief (US title Trial and Error) is a 1962 black-and-white British legal satire directed by James Hill, starring Peter Sellers and Richard Attenborough, and based on the play of the same name written by John Mortimer (creator of Horace Rumpole).

More at Wikipedia.

Cast:

• Richard Attenborough
• Eric Dodson
• Tristram Jellinek
• Henry Kay
• David Lodge
• Patrick Newell
• Audrey Nicholson
• Frank Pettingell
• Beryl Reid
• Peter Sellers
• Frank Thornton
• John Waite
• Eric Woodburn